Home / 80,264.68-120,404.94-27,667.24

Finding the Fourth Proportional to 80,264.68, 120,404.94 and 27,667.24

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Solution

The fourth proportional to 80,264.68, 120,404.94 and 27,667.24 is: 41,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,264.68 : 120,404.94 = 27,667.24 : x
  2. Step 2: Convert to fraction form
    80,264.68/120,404.94 = 27,667.24/x
  3. Step 3: Cross multiply
    80,264.68x = 120,404.94 × 27,667.24
  4. Step 4: Simplify right side
    80,264.68x = 3,331,272,372.17
  5. Step 5: Solve for x
    x = 3,331,272,372.17/80,264.68
  6. Step 6: Final answer
    x = 41,503.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.